<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>Document</title>
    <style>
    table {
      border-left: 1px solid #ebeef5;
      border-top: 1px solid #ebeef5;
      margin-top: 40px;
      }
      table td,
      th {
      border-bottom: 1px solid #ebeef5;
      border-right: 1px solid #ebeef5;
      }
      .delBtn {
      cursor: pointer;
      }
      a{
        text-decoration:none;
      }
      .nav{
        padding-top: 10px;
      }
      .adduer{
        margin-left: 20px;
      }
      .loginout{
        float: right;
        margin-right: 100px;
      }

      .adduermodel{
        display: flex;
        flex-direction: column;
        width: 350px;
        border: 1px solid;
        position: absolute;
        background: white;
        left: 50%;
        transform: translate(-50%);
        display: none;
      }
      .adduermodel h3{
        text-align: center;
      }
      .adduermodel div{
        margin: 10px;
      }

      .inputstyle {
            -webkit-appearance: none;
            background-color: #fff;
            background-image: none;
            border-radius: 4px;
            border: 1px solid #dcdfe6;
            box-sizing: border-box;
            color: #606266;
            display: inline-block;
            font-size: inherit;
            height: 40px;
            line-height: 40px;
            outline: none;
            padding: 0 15px;
        }
        .fileinput-button {
            position: relative;
            display: inline-block;
            overflow: hidden;
            background: #409eff;
            padding: 9px 15px;
            font-size: 12px;
            border-radius: 3px;
            color: white;
        }

        .fileinput-button input {
            position: absolute;
            right: 0px;
            top: 0px;
            opacity: 0;
            font-size: 50px;
        }

        .btn {
            background-color: #409eff;
            color: white;
            display: inline-block;
            line-height: 1;
            white-space: nowrap;
            cursor: pointer;
            border: 1px solid #dcdfe6;
            -webkit-appearance: none;
            text-align: center;
            box-sizing: border-box;
            outline: none;
            margin: 0;
            transition: .1s;
            font-weight: 500;
            padding: 12px 20px;
            font-size: 14px;
            border-radius: 4px;
        }
        .closebtn{
            margin-right: 10px;
            float: right;
            cursor: pointer;
        }
        .mask{
            width: 100vw;
            height:100vh;
            background-color: rgb(62, 62, 62,.8);
            position: absolute;
            left: 0px;
            top: 0px;
            display: none;
        }
        table{
            width: 800px;
            text-align: center;
        }
        .imgshow{
            width: 100px;
            height: 100px;
            border: 1px solid;
            left: 200px;
            top: 0px;
        }
    </style>
</head>

<body>
    <div class="nav">
        <button class="addadv">添加广告</button> 
        <button class="loginout">退出登录</button>
    </div>
    <div class="mask"></div>
    <div class="adduermodel">
        <div><span class="closebtn">X</span></div>
        <h3>添加广告</h3>
            <div>广告名称 &nbsp; ： <input class="inputstyle username" type="text" /></div>
            <div class="uploadContainer">缩略图：<span class="fileinput-button">
                      <span>上传图片</span>
                      <input class="imgFile" type="file" name="" />
                </span>
                <div class="imgshow">
                    <!-- <img width="100%" height="100%" src="./img/img.png" alt=""> -->
                </div>
            </div>
            <div>
                <button class="btn" type="submit">提交</button>
            </div>
    </div>
    <div>
        <table border="0">
            <tr>
                <th>广告名称</th>
                <th>创建时间</th>
                <th>图像</th>
                <th>操作</th>
            </tr>
            <tr>
                <td>视频营销</td>
                <td>2022-9-6</td>
                <td><img width="140px" height='100px' src="/img/img.png" /></td>
                <td><button class="delBtn">删除</button><button class="update">修改</button></td>
            </tr>
            <tr>
                <td>博客</td>
                <td>2022-9-6</td>
                <td><img width="140px" src="/img/img.png" /></td>
                <td><button class="delBtn">删除</button><button class="update">修改</button></td>
            </tr>
            <tr>
                <td>社群营销</td>
                <td>2022-9-6</td>
                <td><img width="140px" src="/img/img.png" /></td>
                <td><button class="delBtn">删除</button><button class="update">修改</button></td>
            </tr>
        </table>
        <a href="#">1</a> <a href="#">2</a> <a href="#">3</a>
    </div>
</body>

</html>